Figure 8 from Short Timescale Variations of the Hα Double-peaked Profile of the Nucleus of NGC 1097

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Short Timescale Variations of the Hα Double-peaked Profile of the Nucleus of NGC 1097

Authors: Jaderson S. Schimoia, Thaisa Storchi-Bergmann, Rodrigo S. Nemmen, Cláudia Winge, and Michael Eracleous

Schimoia et al. 2012 The Astrophysical Journal 748 145.

Provider: AAS Journals

Caption: Figure 8.

Best fits of the spiral arm model for the epochs from 2010 March 4 to 2011 March 21, obtained by varying ϕ ₀ (orientation of the spiral pattern), A (contrast between the spiral arm and the disk), and q (the slope of the emissivity law). The values of the parameters are listed in Table 3.

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